2008 FORD SUPER DUTY compression ratio

COMPRESS (Compression):Available only in CD/MP3 mode. Press
MENU until COMPRESS ON/OFF appears in the display. Use
//
SEEK, SEEKto toggle ON/OFF. When COMPRESS is ON, the
system will bring soft and loud CD passages together for a more
consistent listening level.
4.AUX:Press repeatedly to cycle
through FES/DVD (if equipped),
LINE IN (Auxiliary audio mode, if
equipped), SAT1, SAT2 and SAT3 modes (Satellite Radio if equipped).
For location and further information on the auxiliary audio mode, refer
toAuxiliary input jacklater in this chapter.
Satellite radio is available only with a valid SIRIUS radio
subscription. Check with your authorized dealer for availability.
5.SEEK: In radio mode,press
/to access the previous/next
strong station.
In CD/MP3 mode,press
/
to access the previous/next CD track.
In satellite radio mode (if equipped), press
SEEK, SEEKto
seek to the previous/next channel. If a specific category is selected,
(Jazz, Rock, News, etc.), press
SEEK, SEEKto seek to the
previous/next channel in the selected category. Press and hold
SEEK, SEEKto fast seek through the previous /next channels.
In TEXT MODE,press
SEEK, SEEKto view the
previous/additional display text.
In CATEGORY MODE,press
SEEK, SEEKto select a category.
Satellite radio is available only with a valid SIRIUS radio
subscription. Check with your authorized dealer for availability.
6.
(Play/Pause):This
control is operational in CD/MP3
mode. When a CD/MP3 is playing,
press to pause or play the current CD. The CD status will display in the
radio display.
If your vehicle is equipped with a Family Entertainment System (FES)
please refer to theDVD supplementfor further information.
2008 F-250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA(fus)
Entertainment Systems
33

To play a CD in the DVD system:
The DVD system can play audio CDs, CD-R and CD-R/W, CD-ROM and
video CDs. To ensure proper disc operation, check the disc for finger
prints and scratches. Clean the disc with a soft cloth, wiping from the
center to the edge.
1. Ensure that the vehicle ignition is in the RUN or ACCESSORY
position.
2. Insert a CD into the system,
label-sideuptoturnontheDVD
system. It will load and
automatically begin to play. If there
is already a CD in the system, press
PLAY on the DVD player.
3. The disc will begin to play and
the ’CD Audio Disc’ screen will
display. From this screen, you can
also select from COMPRESSION,
SHUFFLE and SCAN features.
To play an MP3 disc in the DVD system:
1. Ensure that the vehicle ignition is in the RUN or ACCESSORY
position.
2. Insert an MP3 disc into the
system, label-side up to turn on the
DVD system. It will load and
automatically begin to play. If there
is already a disc in the system, press
PLAY on the DVD player.
3. The disc will begin to play and
the ’MP3 Audio Disc’ screen will
display and allow you to access the
COMPRESSION, SHUFFLE, SCAN
and FOLDER MODE features.
2008 F-250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA(fus)
Entertainment Systems
45

Single Play (same media playing through all speakers). For further
interaction information, refer toSingle Play/Dual play.
12.MEDIA:Press repeatedly to
select from the various possible
playing media sources (AM, FM1,
FM2, SAT (if equipped), CD, DVD, DVD-AUX). The media will show in
the status display on the top of the screen when in Dual Play mode.
When in Single Play mode, the media source will be displayed on the
radio.
Note:Channel A can access any possible media source (AM, FM1, FM2,
SAT (if equipped), CD, DVD, DVD-AUX). Channel B can only access
DVD and DVD-AUX sources.
13.RETURN:Press to return to the
playing media or to resume
playback.
14.MENU:When playing a DVD,
press MENU once to enter the DVD
disc menu (if available) and press
twice to enter the system set-up menu. From the set-up menu, you may
select from Angle, Aspect Ratio, Language, Subtitles, Disc resume,
Compression, Restore Defaults and Back. For more detailed information,
refer toMenu mode.
15.ENTER:Press to select/confirm
the current selection.
16.Cursor /Brightness controls:
Use the cursor controls to make
various selections when in any
menu. When not in a menu, and in
DVD mode, press
/to adjust
the brightness. A display bar will appear at the bottom of the screen
indicating the brightness levels.
Remote control
Unless otherwise stated, all operations can be carried out with the
remote control. Always point the remote control directly at the player.
Ensure that there are no obstructions between the remote and player.
2008 F-250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA(fus)
Entertainment Systems
50

ENGINE DATA
Engine 5.4L V8 engine 6.8L V10 engine
Cubic inches 330 415
Required fuel 87 octane 87 octane
Firing order 1-3-7-2-6-5-4-8 1-6-5-10-2-7-3-8-4-9
Spark plug gap1.02–1.28mm
(0.040–0.050 inch)*1.02–1.28mm
(0.040–0.050 inch)*
Ignition system Coil on plug Coil on plug
Compression ratio 9.8:1 9.2:1
*The 5.4L 3V and 6.8L 3V spark plug gap CANNOT be adjusted.
Drivebelt routing
5.4L V8/6.8L V10 engines
2008 F-250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA(fus)
Maintenance and Specifications
356